/*
 * Tencent is pleased to support the open source community by making BK-CI 蓝鲸持续集成平台 available.
 *
 * Copyright (C) 2019 Tencent.  All rights reserved.
 *
 * BK-CI 蓝鲸持续集成平台 is licensed under the MIT license.
 *
 * A copy of the MIT License is included in this file.
 *
 *
 * Terms of the MIT License:
 * ---------------------------------------------------
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of
 * the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 * LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
 * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.tencent.devops.common.service.utils

import org.slf4j.LoggerFactory
import java.io.ByteArrayOutputStream
import java.io.IOException
import java.io.InputStream

@Suppress("ALL")
object StreamUtil {

    private val logger = LoggerFactory.getLogger(StreamUtil::class.java)

    private const val BUFFER_SIZE = 1024 // 缓冲区大小

    fun inputStream2String(inputStream: InputStream): String {
        val baos = ByteArrayOutputStream()
        val buf = ByteArray(BUFFER_SIZE)
        var len = inputStream.read(buf)
        try {
            while (len != -1) {
                baos.write(buf, 0, len)
                len = inputStream.read(buf)
            }
        } catch (e: IOException) {
            logger.error("inputStream2String error!", e)
        } finally {
            try {
                baos.close()
            } catch (e: IOException) {
                logger.error("outputStream close error!", e)
            } finally {
                try {
                    inputStream.close()
                } catch (e: IOException) {
                    logger.error("inputStream close error!", e)
                }
            }
        }
        return baos.toString()
    }
}
